when to flush?

  1. H

    Trichome color and when to flush?

    My babies (Nirvana Aurora) are 3 weeks into flowering. Does anyone have a guideline on how fast the buds go thru the trichome cycle? Meaning... I am growing 2 ladies hydro in my closet setup, from everything I have researched and read, I will want to flush about 7 to 10 days before harvest, so...